1 /*

     2 * Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  

    15 *     Volume indicator controller class

    16 *

    17 */

    18 

    19 

    20 

    21 #ifndef SMILPLAYERVOLUMEINDICATORCONTROLLER_H

    22 #define SMILPLAYERVOLUMEINDICATORCONTROLLER_H

    23 

    24 //  INCLUDES

    25 #include <coecntrl.h>

    26 #include <coecobs.h>

    27 

    28 // CONSTANTS

    29 

    30 // FORWARD DECLARATIONS

    31 class CEikImage;

    32 class TAknsItemID;

    33 class CRepository;

    34 class TAknLayoutRect;

    35 class CAknVolumePopup;

    36 

    37 // DATA TYPES

    38 

    39 // CLASS DECLARATION

    40 

    41 /**

    42 * Controller class of volume indicator,

    43 *

    44 * @lib smilplayer.lib

    45 * @since 3.0

    46 */

    47 NONSHARABLE_CLASS(CSmilPlayerVolumeIndicatorController) : public CCoeControl,

    48                                                           public MCoeControlObserver

    49     {

    50     public: // Constructors and destructor

    51     

    52         /**

    53         * Two-phased constructor.

    54         *

    55         * @param aParent        A refence to the parent class.

    56         *

    57         * @return pointer to created CSmilPlayerVolumeIndicatorController

    58         */

    59         static CSmilPlayerVolumeIndicatorController* NewL( const CCoeControl* aParent );

    60 

    61         /**

    62         * Destructor.

    63         */

    64         virtual ~CSmilPlayerVolumeIndicatorController();

    65 

    66     public: // new functions

    67 

    68         /**

    69         * Returns current volume value

    70         *

    71         * @since 3.0

    72         *

    73         * @return Current volume level.

    74         */

    75         TInt VolumeValue() const;

    76                 

    77     public: // Functions from base classes

    78         

    79         /**

    80         *  From CCoeControl

    81         *  See the documentation from the coecntrl.h

    82         */

    83         TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, 

    84                                      TEventCode aType);

    85         

    86         /** 

    87         * From MCoeControlObserver 

    88         * See the documentation from the coecobs.h

    89         */

    90 	    void HandleControlEventL( CCoeControl* aControl, TCoeEvent aEventType );

    91         

    92     private:

    93 

    94         /**

    95         * By default Symbian 2nd phase constructor is private.

    96         */

    97         void ConstructL( const CCoeControl* aParent );  

    98 

    99         /**

   100         * C++ constructor.

   101         */

   102         CSmilPlayerVolumeIndicatorController();

   103                 

   104         /**

   105         * Returns the initial volume level.

   106         */

   107         TInt InitialVolumeLevelL() const;

   108         

   109         /**

   110         * Stores volume level to central repository.        

   111         */

   112         void StoreAudioVolume();

   113         

   114     private: // New functions

   115 

   116     private:

   117         

   118         // Used for storing volume level

   119 		CRepository* iRepository;

   120 		        

   121         // Stores the initial volume level

   122         TInt iInitialVolumeLevel;

   123         

   124         // Volume popup

   125         CAknVolumePopup* iVolumePopup;

   126     };

   127 

   128 #endif  // SMILPLAYERVOLUMEINDICATORCONTROLLER_H

   129             

   130 // End of File